Use functional tests, python3 support (tox + py.test + lrzsz package)

.gitignore

@@ -3,3 +3,6 @@
 *.pyc
 /dist
 /xmodem.egg-info
+/.coverage
+/.tox
+*.py.swp

.travis.yml

@@ -1,10 +1,23 @@
 language: python
-python:
- - "2.6"
- - "2.7"
-# install required packages
+
+env:
+  - TOXENV=py26
+  - TOXENV=py27
+  - TOXENV=py33
+  - TOXENV=pypy
+  - TOXENV=py34
+
 install:
- - sudo apt-get install lrzsz
-# command to run tests
+  - pip install -q tox coveralls
+  - sudo apt-get install -qq -y lrzsz
+
 script:
- - make tests
+  - tox -e $TOXENV
+
+after_success:
+  - coveralls
+
+notifications:
+  email:
+    - contact@jeffquast.com
+    - maze@pyth0n.org

Makefile

@@ -1,7 +1,5 @@
 tests:
-	PYTHONPATH=. python test/test.py test/test.py
-	PYTHONPATH=. python test/test-recv.py
-	PYTHONPATH=. python test/test-send.py
+	tox
 
 upload:
 	python setup.py sdist upload

requirements-testing.txt

@@ -0,0 +1,3 @@
+pytest-cov
+pytest
+tox

test/functional/accessories.py

@@ -0,0 +1,29 @@
+import subprocess
+
+
+def _multi_which(prog_names):
+    for prog_name in prog_names:
+        proc = subprocess.Popen(('which', prog_name), stdout=subprocess.PIPE)
+        stdout, stderr = proc.communicate()
+        if proc.returncode == 0:
+            return stdout.strip()
+    return None
+
+
+def _get_recv_program():
+    bin_path = _multi_which(('rb', 'lrb'))
+    assert bin_path is not None, (
+        "program required: {0!r}.  "
+        "Try installing lrzsz package.".format(bin_path))
+    return bin_path
+
+
+def _get_send_program():
+    bin_path = _multi_which(('sb', 'lsb'))
+    assert bin_path is not None, (
+        "program required: {0!r}.  "
+        "Try installing lrzsz package.".format(bin_path))
+    return bin_path
+
+recv_prog = _get_recv_program()
+send_prog = _get_send_program()